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File: owner_equal_to.hpp
#ifndef BOOST_SMART_PTR_OWNER_EQUAL_TO_HPP_INCLUDED #define BOOST_SMART_PTR_OWNER_EQUAL_TO_HPP_INCLUDED // Copyright 2020 Peter Dimov // Distributed under the Boost Software License, Version 1.0. // https://www.boost.org/LICENSE_1_0.txt #include <boost/config.hpp> namespace boost { template<class T = void> struct owner_equal_to { typedef bool result_type; typedef T first_argument_type; typedef T second_argument_type; template<class U, class V> bool operator()( U const & u, V const & v ) const BOOST_NOEXCEPT { return u.owner_equals( v ); } }; } // namespace boost #endif // #ifndef BOOST_SMART_PTR_OWNER_EQUAL_TO_HPP_INCLUDED